A 77.0 kg person is being pulled away from a burning building as shown in the figure below. Calculate the tension (in N) in the first rope, T1, if the person is momentarily motionless? Calculate the tension (in N) in the second rope, T2, if the person is momentarily motionless?

Q: A 20-kg sign is held by two ropes as shown in the figure. What is the tension on rope 2?

A: The expression for the required tension on rope 2 is, T2sinθ=mgT2=mgsinθ

Q: When a spring is attached to the metal bob (the green object) as shown in the image, the string from…

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Q: A small block m is pressed against a big block of mass M as shown in Figure 2 below. If a force F is…

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Q: Draw the actual diagram and free-body diagram of the given situation and also label which force/s…

A: Given:- The moon, the earth, and the sun are pulling each other The earth's force on the moon is…

Q: A man pushes on a piano with mass 180 kg that it slides at constant velocity down a ramp that is…

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Q: The block A with mass of 80 kg slides along the top of the block B with mass of 110 kg. The block A…

A: Given data: The mass of A is mA=80 kg. The mass of A is mB=110 kg. Force on A is F=700 N. The…

Q: Base your answers to questions 121 to 123 on the information below. A force of 10. newtons toward…

A: Force, F = 10 N Weight, W = 25 N

Q: Consider the 65.0-kg ice skater being pushed by two others shown in the figure below. F- (a) Find…

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Q: A 82.0 kg person is being pulled away from a burning building as shown in the figure below.…

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Q: A 20 N crate is held at rest on an incline by a rope that is parallel to the incline as shown on the…

A: Given,The weight of the crate = 20 NThe inclination with respect to horizontal = 30°The coefficient…

Q: The rocket sled shown in Figure 4.5 accelerates at a rate of 27.0 m/s2. Its passenger has a mass of…

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Q: m2 m1

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Q: A block of mass M is suspended at rest by two strings attached to walls, as shown in the figure. The…

A: Given: The object is at rest. The tension T1 = 41 N and θ=41°.

Q: Name: Student number : 4. Calculate: (1)A net force of 450 N accelerates a bike and rider at 3.5…

A: (1) Force = 450 N Acceleration = 3.5 ms2 To determine : Mass m Formula used: F = m × a Using…

Q: Two blocks rest on a frictionless tabletop as shown. The blocks have masses m1 = 5.33 kg and m2 =…

A: Let the internal force between m1 and m2 be f. then if the system has an acceleration a, then both…

Q: A 6 kg mass is placed on an inclined plane. A 5 N, a 4 N, and a 3 N force each act on the mass, as…

A: It's a concept of Newton's Second law of motion.

Q: A 5.00-kg block is placed on top of a 10.0-kg block (see the Figure below). A horizontal force of…

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Q: Block B hangs on a cable connected block A through a pulley as shown in the figure below. The two…

A: The block B has a mass m=2.5kg The angle of the incline θ =35°To find the tension on the cable The…

Q: The figure models the action of the upper body. Forces W, and W2 represent the weight of the head…

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Q: A sled is tied to a tree on a frictionless, snow-covered hill, as shown in the second figure in the…

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Q: Suppose two children push horizontally, but in exactly opposite directions, on a third child in a…

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Q: A man standing on the ground exerts a horizontal force of 461 N when pushing on his friend standing…

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Q: If a steel spatula experiences a force of 0.11 N when scraping against a Teflon frying pan.  What is…

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Q: A sled is tied to a tree on a frictionless, snow-covered hill, as shown in the second figure in the…

A: We will solve the problem by making a free body diagram and equalizing the forces in vertical and…

Q: Suppose that for the couple in the figure below, you were told that the girl's mass was…

A: Velocity of boy , Vb = 0.51 m/s  mass of boy , Mb = m mass of girl , Mg = 3m4 To find = velocity of…

Q: A man standing on the ground exerts a horizontal force of 439 N when pushing on his friend standing…

A: Given:                       Weight of friend , M =70 kg                       Weight of skateboard,…

Q: What is the Force? Round your answer to the tenths place.

A: Answer              7.2 N

Q: Two forces, one of 65 N and the other 35 N act in opposite directions on a crate as shown in the…

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Q: During takeoff a jet aircraft goes from 0 m/s to 48 m/s in 4 seconds.  What is the net force exerted…

A: Given: u = 0 m/s, v = 48 m/s, t = 4 s, m = 20,000 kg

Q: How much force should be exerted on a rope that is attached to a 54 kg cart in order to accelerate…

A: Newton's second law of motion states that the acceleration of an object is directly proportional to…

Q: force of 22 N is pulling two carts to the right on a frictionless surface. If both carts have the…

A: According to Newton's second law Net force F = ma

Q: A block of mass M is suspended at rest by two strings attached to walls, as shown in the figure. The…

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Q: Figure 1, two forces F1 and F2 act  on a 5 kg object that is initially at rest.  If the magnitude of…

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Q: A man (100 kg) rides an elevator and brings a scale with him..for science. 1) Before pressing any…

A: 1) Fnet=N-Wma=N-W     =N-mgThe elevator is at rest, so acceleration, a=0m0=N-mgN=mg  =100 kg9.80…

Q: After a mishap, a 76.0-kg circus performer clings to a trapeze, which is being pulled to the side by…

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Q: Suppose a 60 kg runner completes a 5.0 km race in 19 minutes. What is this force as a fraction of…

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Q: Kim is on a sled. She weighs 85.3 kilograms.  The sled rests on a friction-less surface. Coco is…

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Q: Suppose that for the couple in the figure below, you were told that the girl's mass was one-half…

A: Initially both boy and girl was in rest. At initial condition; Vboy=Vgirl=0 After they push to each…

Q: After a mishap, a 76.0-kg circus performer clings to a trapeze, which is being pulled to the side by…

A: Free body diagram

Q: Two blocks each of mass m are fastened to the top of an elevator as in the figure below. The…

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Q: The two ropes supporting the hammock shown in the illustration below are both tied to the trees at…

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Q: Two boxes are connected with a rope as shown in the figure below. The tension in the rope is T, and…

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Q: You toss a penny off a tall building. When it reaches terminal speed, is it in equilibrium? Explain…

A: Yes  When it reaches terminal speed, is it in equilibrium

Q: A block of mass m1 on a rough, horizontal surface is connected to a second mass m2 by a light cord…

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Q: A force F pushes on a 25­kg box as shown in the figure below. The coefficient of static friction…

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Q: n the figure below, if the tension in string 1 is 34 N and the tension in string 2 is 24 N, what is…

A: Given data: T1 = 34 N T2 = 24 N Need to determine the mass of the object shown.

Q: The two ropes supporting the hammock shown in the illustration below are both tied to the trees at…

A: The rope will be subtending an angle of Tcos (theta) in horizontal direction, and an angle of T sin…

Q: A man on the wire singing "Man on a Wire" while practicing for his circus show has reached the…

A: Given: Mass of the man = 23.59 kg. angle made = 65.95 maximum tension sustain by wire = 987.56 N.